AbstractExpressionPointcut (Spring Framework 4.3.30.RELEASE API)

java.lang.Object
- org.springframework.aop.support.AbstractExpressionPointcut

All Implemented Interfaces:
Serializable, Pointcut, ExpressionPointcut
Direct Known Subclasses:
AspectJExpressionPointcut
```
public abstract class AbstractExpressionPointcut
extends Object
implements ExpressionPointcut, Serializable
```
Abstract superclass for expression pointcuts, offering location and expression properties.
Since:
2.0
Author:
Rod Johnson, Rob Harrop
See Also:
setLocation(java.lang.String), setExpression(java.lang.String), Serialized Form

Field Summary
- Fields inherited from interface org.springframework.aop.Pointcut
  TRUE

Constructor Summary
Constructors
Constructor Description
AbstractExpressionPointcut()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`String`	`getExpression()`	Return this pointcut's expression.
`String`	`getLocation()`	Return location information about the pointcut expression if available.
`protected void`	`onSetExpression(String expression)`	Called when a new pointcut expression is set.
`void`	`setExpression(String expression)`
`void`	`setLocation(String location)`	Set the location for debugging.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.springframework.aop.Pointcut
getClassFilter, getMethodMatcher

- Constructor Detail
  - AbstractExpressionPointcut
```
public AbstractExpressionPointcut()
```
- Method Detail
  - setLocation
```
public void setLocation(String location)
```
    Set the location for debugging.
  - getLocation
```
public String getLocation()
```
    Return location information about the pointcut expression if available. This is useful in debugging.
    Returns:
    location information as a human-readable String, or null if none is available
  - setExpression
```
public void setExpression(String expression)
```
  - onSetExpression
```
protected void onSetExpression(String expression)
                        throws IllegalArgumentException
```
    Called when a new pointcut expression is set. The expression should be parsed at this point if possible.
    This implementation is empty.
    Parameters:
    expression - expression to set
    Throws:
    IllegalArgumentException - if the expression is invalid
    See Also:
    setExpression(java.lang.String)
  - getExpression
```
public String getExpression()
```
    Return this pointcut's expression.
    Specified by:
    getExpression in interface ExpressionPointcut